401033930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{271}}^1\times {\mathrm{1223}}^1$

素因数の和:1523

約数の個数: 48

約数和(自身を含む): 797029632

約数和(自身を除く): 395995702

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 271, 542, 605, 1210, 1223, 1355, 2446, 2710, 2981, 5962, 6115, 12230, 13453, 14905, 26906, 29810, 32791, 65582, 67265, 134530, 147983, 163955, 295966, 327910, 331433, 662866, 739915, 1479830, 1657165, 3314330, 3645763, 7291526, 18228815, 36457630, 40103393, 80206786, 200516965, 401033930]

約数ペア:

[(1, 401033930), (2, 200516965), (5, 80206786), (10, 40103393), (11, 36457630), (22, 18228815), (55, 7291526), (110, 3645763), (121, 3314330), (242, 1657165), (271, 1479830), (542, 739915), (605, 662866), (1210, 331433), (1223, 327910), (1355, 295966), (2446, 163955), (2710, 147983), (2981, 134530), (5962, 67265), (6115, 65582), (12230, 32791), (13453, 29810), (14905, 26906)]